<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="demo.css">
</head>
<script src="jquery-3.4.1.js"></script>
<script src="demo.js"></script>

<body>
    <div>
        <h2 class="monsterText">
            Ahhhh<br>
        </h2>
        <h3>We will eat you</h3>
    </div>

    <div class="monster">
        <div class="eye">
            <div class="eyeBall"></div>
        </div>
        <div class="mouth"></div>
    </div>

    <div class="monster blue">
        <div class="eye">
            <div class="eyeBall"></div>
        </div>
        <div class="mouth"></div>
    </div>

    <div class="pageLoading">
        <div class="monster">
            <div class="eye">
                <div class="eyeBall"></div>
            </div>
            <div class="mouth"></div>
        </div>
        <div class="loading">
            <div class="bar"></div>
        </div>
    </div>
</body>

</html>